This program will input a one digit decimal number, if number > =5 then DL=1 Else DL=0

.model small

.data

.code

.startup

Mov DX,0

Mov AH,1

Int 21h

Cmp AL,5

Jb L

Mov DL, 1

Jmp finish

L: mov Dl, 0

Finish: .exit End

For each show: IP CS DL IP CS DL Input digit=7 Before Jb After Jb Input digit=5 Before Jb After Jb Input digit=0 Before Jb After Jb IP CS DL